

def AND(x1,x2):
    w1,w2,theta = 0.5,0.5,0.7
    tmp = x1*w1 + x2*w2
    if tmp <= theta:
        return 0
    elif tmp >theta:
        return 1


if __name__ == '__main__':
    print(AND(0,0))
    print(AND(1,0))
    print(AND(0,1))
    print(AND(1,1))
